diff --git a/CMakeLists.txt b/CMakeLists.txt
index 715d02c..4779d69 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -327,6 +327,7 @@
     elseif (${WOLFSSL})
         pkg_search_module(wolfssl wolfssl REQUIRED)
         target_link_libraries(${target} PUBLIC ${wolfssl_LINK_LIBRARIES})
+        target_include_directories(${target} PRIVATE ${wolfssl_INCLUDE_DIRS})
         target_include_directories(${target} PRIVATE ${wolfssl_INCLUDE_DIRS}/wolfssl)
     else ()
         find_package(OpenSSL REQUIRED)
@@ -367,6 +368,7 @@
 elseif (${WOLFSSL})
     set(ENABLE_CRYPTO_OPENSSL YES)
     set(ENABLE_CRYPTO_WOLFSSL YES)
+    set(EXTERNAL_OPTS_OPENVPN YES)
 else ()
     set(ENABLE_CRYPTO_OPENSSL YES)
 endif ()
diff --git a/config.h.cmake.in b/config.h.cmake.in
index ae1d264..34f289d 100644
--- a/config.h.cmake.in
+++ b/config.h.cmake.in
@@ -13,6 +13,7 @@
 
 /* Use wolfSSL crypto library */
 #cmakedefine ENABLE_CRYPTO_WOLFSSL
+#cmakedefine EXTERNAL_OPTS_OPENVPN
 
 /* Enable shared data channel offload */
 #cmakedefine ENABLE_DCO